Model Number

potassium bifluoride

Potassium  Bifluoride

Formula: KHF₂               M. W.: 78.10

Properties:  A colorless flake or granular crystals, deliquescent to release HF, soluble in water, insoluble in ethanol, its aqueous solution show acidity, toxic.

Specification:(%)

Assay (KHF₂)                                          99.0min.                            

HF                                                    24.6-26                             

SO₄                                                  0.05max.                                  

Cl                                                     0.05max.                                  

SiO₂                                                 0.5max.                             

Fe                                                    0.01max.                                  

Heavy metal (as Pb)                        0.006max.                                

Application: Glass etching, optical glass making, preparation of catalyst of alkyl benzenes, preservative and welding flux.

Storage:  Store at dry place hermetically.

Packing: 25Kg net, pack sealed with double plastic bags lined plastic woven bag or drum.

Hazardous details:  UN No.:        1811;     Class:    8;    Packing group: Ⅱ